摘要
本文以铁在人体内生理功能为依据，结合大量医学研究成果，简要介绍铁不足和铁过量对人体健康的影响，说明微量元素在人体内存在都有一定量和度的限定．
The essay, based on physiological function in human body and combining a lot of medical researeching achievements, briefly introduces Fe's bad influence on human health When Fe is insufficient or overclose. It means that trace element's quantity and level in human body is limixted properly.
出处
《河南教育学院学报（自然科学版）》
2000年第3期30-34,共5页
Journal of Henan Institute of Education(Natural Science Edition)
